Skip to content
Fencer Intel
critical 9.3

CVE-2012-1876 in the critical feed json

Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, does not properly handle objects in memory, which allows remote attackers…

published 2012-06-12 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-1886

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
65.0%
EPSS 65.0% chance of exploitation in 30 days, percentile 99.2%
public exploits
6
Metasploit, Exploit-DB

Summary

Microsoft Internet Explorer 6 through 9, and 10 Consumer Preview, does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by attempting to access a nonexistent object, leading to a heap-based buffer overflow, aka "Col Element Remote Code Execution Vulnerability," as demonstrated by VUPEN during a Pwn2Own competition at CanSecWest 2012.

Timeline

  1. First public exploit (Metasploit exploit/windows/browser/ms12_037_ie_colspan)
  2. Published

Exploit prediction

64.96% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Metasploit exploit/windows/browser/ms12_037_ie_colspan MS12-037 Microsoft Internet Explorer Fixed Table Col Span Heap Overflow metasploit exploit, normal rank, 2012-06-12
  • EDB-35273 Microsoft Internet Explorer 8 - Fixed Col Span ID (Full ASLR + DEP + EMET 5.1 Bypass) (MS12-037) remote, 2014-11-17
  • EDB-34815 Microsoft Internet Explorer 8 - Fixed Col Span ID (Full ASLR + DEP + EMET 5.0 Bypass) (MS12-037) remote, 2014-09-29
  • EDB-33944 Microsoft Internet Explorer 8 - Fixed Col Span ID (Full ASLR + DEP + EMET 4.1.x Bypass) (MS12-037) remote, 2014-07-01
  • EDB-24017 Microsoft Internet Explorer 8 - Fixed Col Span ID (Full ASLR + DEP Bypass) (MS12-037) remote, 2013-01-10
  • EDB-20174 Microsoft Internet Explorer - Fixed Table Col Span Heap Overflow (MS12-037) (Metasploit) remote, 2012-08-02

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.